NIAID 2002.

Methods	No information available; study data were never published
Participants
Interventions
Outcomes
Notes

AAV – Anti‐neutrophilic cytoplasmic antibodies (ANCA)‐associated vasculitis

ABAVAS ‐ Abatacept in ANCA Associated Vasculitis

ANCA – antineutrophil cytoplasmic antibody

anti‐MPO – anti‐myeloperoxidase

anti‐PR3 – Anti‐proteinase 3 ‐

BVAS – Birmingham Vasculitis Activity Score

ELISA – enzyme‐bound immunosorbent analysis

HIV – human immunodeficiency virus

IV – intravenous

MCP‐1 – monocyte chemoattractant protein‐1

NIAID – National Institute of Allergy and Infectious Diseases